30) some common substances used in the laboratory are listed in the table. the chemical formulas of the substances are also listed beside their names. how many of the listed items are elements? a) 3 b) 4 c) 5 d) 6 hurry need

Determine the percent sulfuric acid by mass of a 1.61 m aqueous solution of h2so4. %

Remember to use the proper number of significant figures and leading zeros in all calculations.gelatin has a density of 1.27 g/cm³. if you have a blob of gelatin dessert that fills a 2.0 liter bottle, what is its mass? 2540 g2500 g3.9 x 10-43.937x 10-4

Free answer. the treaty of versailles ended world war i, but some of the terms of the treaty contributed to the beginning of world war ii. which was one of the terms of the treaty? the answer would be "germany was forces to pay reparations to the allied countries.". i hope this .